VOLUME 283 (2008) PAGES 16077–16083
This article has been withdrawn by Paul A. Townsend, Richard A. Knight, Sean P. Barry, David S. Latchman, and Anastasis Stephanou. An investigation at University College London determined that a duplicated blot in Fig. 1, A and B, the GAPDH blot is the same, flipped horizontally. The withdrawing authors sincerely apologize to the scientific community for any confusion or adverse consequences resulting from the publication of the article.